* {
    margin: 0;
    padding: 0;
    text-align: center;
    justify-items: center;
    box-sizing: border-box;
    outline: none;
    /* border: 1px solid black; */
    /*color define*/
    --d-blue: #01579b;
    --l-blue-1: #c5eeff;
    --l-blue-2: #53c9ff;
    --orange: #ff6d00;
    --l-gray: #faf4f4;
    --d-gray-1: #BBB6B6;
    --d-gray-2: #e6e6e6;
}
.located {
    position: relative;
}
.flow {
    position: absolute;
}
.float {
    float: left;
}
.full {
    width: 100%;
    height: 100%;
}
.header .header-right .table_cell:first-child a {
    overflow: hidden;
}
.bgc-d-blue {
    background-color: var(--d-blue);
}
.bgc-l-blue-1 {
    background-color: var(--l-blue-1);
}
.bgc-l-blue-2 {
    background-color: var(--l-blue-2);
}
.bgc-black {
    background-color: black;
}
.bgc-l-gray {
    background-color: var(--l-gray);
}
.bgc-d-gray-1 {
    background-color: var(--d-gray-1);
}
.bgc-d-gray-2 {
    background-color: var(--d-gray-2);
}
.color-d-blue {
    color: var(--d-blue);
}
.color-l-blue-1 {
    color: var(--l-blue-1);
}
.color-l-blue-2 {
    color: var(--l-blue-2);
}
.color-white {
    color: white;
}
.color-black {
    color: black;
}
.color-red {
    color: red;
}
.color-orange {
    color: var(--orange);
}
.color-l-gray {
    color: var(--l-gray);
}
.color-d-gray-1 {
    color: var(--d-gray-1);
}
.color-d-gray-2 {
    color: var(--d-gray-2);
}
.font-30 {
    font-size: 30px;
}
.font-25 {
    font-size: 25px;
}
.font-20 {
    font-size: 20px;
}
.font-15 {
    font-size: 15px;
}
.font-12 {
    font-size: 12px;
}
.border-5 {
    border-radius: 5px;
}
.border-3 {
    border-radius: 3px;
}
.border-r {
    border-radius: 50%;
}
/*包含以下五种的链接*/
a {
    text-decoration: none;
}
/*正常的未被访问过的链接*/
a:link {
    text-decoration: none;
    color: white;
}
/*已经访问过的链接*/
a:visited {
    text-decoration: none;
    color: white;
}
/*鼠标划过(停留)的链接*/
a:hover {
    text-decoration: none;
    color: var(--l-blue-2);
}
/* 正在点击的链接，鼠标在元素上按下还没有松开*/
a:active {
    text-decoration: none;
    color: white;
}
/* 获得焦点的时候 鼠标松开时显示的颜色*/
a:focus {
    text-decoration: none;
    color: white;
}